199976672

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2473}}^1$

素因数の和:2528

約数の個数: 72

約数和(自身を含む): 475067376

約数和(自身を除く): 275090704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2473, 2527, 2888, 4256, 4946, 5054, 5776, 9892, 10108, 11552, 17311, 19784, 20216, 34622, 39568, 40432, 46987, 69244, 79136, 80864, 93974, 138488, 187948, 276976, 328909, 375896, 553952, 657818, 751792, 892753, 1315636, 1503584, 1785506, 2631272, 3571012, 5262544, 6249271, 7142024, 10525088, 12498542, 14284048, 24997084, 28568096, 49994168, 99988336, 199976672]

約数ペア:

[(1, 199976672), (2, 99988336), (4, 49994168), (7, 28568096), (8, 24997084), (14, 14284048), (16, 12498542), (19, 10525088), (28, 7142024), (32, 6249271), (38, 5262544), (56, 3571012), (76, 2631272), (112, 1785506), (133, 1503584), (152, 1315636), (224, 892753), (266, 751792), (304, 657818), (361, 553952), (532, 375896), (608, 328909), (722, 276976), (1064, 187948), (1444, 138488), (2128, 93974), (2473, 80864), (2527, 79136), (2888, 69244), (4256, 46987), (4946, 40432), (5054, 39568), (5776, 34622), (9892, 20216), (10108, 19784), (11552, 17311)]